| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] back to [noun] | 503 |
|
| 2 | [conj] [to-vb] to [noun] | 118 |
|
| 3 | [conj] back to [noun] | 64 |
|
| 4 | [conj] [to-vb] back to | 26 |
|
